Home / 15,985.07-22,059.50-9,274.69

Finding the Fourth Proportional to 15,985.07, 22,059.50 and 9,274.69

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Solution

The fourth proportional to 15,985.07, 22,059.50 and 9,274.69 is: 12,799.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985.07 : 22,059.50 = 9,274.69 : x
  2. Step 2: Convert to fraction form
    15,985.07/22,059.50 = 9,274.69/x
  3. Step 3: Cross multiply
    15,985.07x = 22,059.50 × 9,274.69
  4. Step 4: Simplify right side
    15,985.07x = 204,595,024.06
  5. Step 5: Solve for x
    x = 204,595,024.06/15,985.07
  6. Step 6: Final answer
    x = 12,799.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.